343     /// properly for libavb_cert.
487     // * libavb gives us a properly-allocated `out_num_read`.  in try_read_from_partition()
496     // * libavb gives us a properly-allocated and nul-terminated `partition`.  in try_read_from_partition()
502     // * libavb gives us a properly-allocated `buffer` with size `num_bytes`.  in try_read_from_partition()
510     // * libavb gives us a properly-allocated `out_num_read`.  in try_read_from_partition()
559     // * libavb gives us properly-aligned and sized `out` vars.  in try_get_preloaded_partition()
571     // * libavb gives us a properly-allocated and nul-terminated `partition`.  in try_get_preloaded_partition()
579         // * libavb gives us properly-aligned and sized `out` vars.  in try_get_preloaded_partition()
646     // * libavb gives us a properly-allocated `out_is_trusted`.  in try_validate_vbmeta_public_key()
655     // * libavb gives us a properly-allocated `public_key_data` with size `public_key_length`.  in try_validate_vbmeta_public_key()
662         // * libavb gives us a properly-allocated `public_key_metadata` with size  in try_validate_vbmeta_public_key()
673     // * libavb gives us a properly-allocated `out_is_trusted`.  in try_validate_vbmeta_public_key()
711     // * libavb gives us a properly-allocated `out_rollback_index`.  in try_read_rollback_index()
722     // * libavb gives us a properly-allocated `out_rollback_index`.  in try_read_rollback_index()
786     // * libavb gives us a properly-allocated `out_is_unlocked`.  in try_read_is_device_unlocked()
797     // * libavb gives us a properly-allocated `out_is_unlocked`.  in try_read_is_device_unlocked()
846     // * libavb gives us a properly-allocated `guid_buf` with size `guid_buf_size`.  in try_get_unique_guid_for_partition()
869         // * libavb gives us a properly-allocated and nul-terminated `partition`.  in try_get_unique_guid_for_partition()
883         // properly-terminated string back to the buffer.  in try_get_unique_guid_for_partition()
935     // * libavb gives us a properly-allocated `out_size_num_bytes`.  in try_get_size_of_partition()
944     // * libavb gives us a properly-allocated and nul-terminated `partition`.  in try_get_size_of_partition()
952     // * libavb gives us a properly-allocated `out_size_num_bytes`.  in try_get_size_of_partition()
999     // * libavb gives us a properly-allocated `out_num_bytes_read`.  in try_read_persistent_value()
1008     // * libavb gives us a properly-allocated and nul-terminated `name`.  in try_read_persistent_value()
1019             // * libavb gives us a properly-allocated `out_buffer` with size `buffer_size`.  in try_read_persistent_value()
1031         // * libavb gives us a properly-allocated `out_num_bytes_read`.  in try_read_persistent_value()
1071     // * libavb gives us a properly-allocated and nul-terminated `name`.  in try_write_persistent_value()
1082         // * libavb gives us a properly-allocated `value` with size `value_size`.  in try_write_persistent_value()
1144     // * libavb gives us a properly-allocated `out_*`.  in try_validate_public_key_for_partition()
1156     // * libavb gives us a properly-allocated and nul-terminated `partition`.  in try_validate_public_key_for_partition()
1162     // * libavb gives us a properly-allocated `public_key_data` with size `public_key_length`.  in try_validate_public_key_for_partition()
1169         // * libavb gives us a properly-allocated `public_key_metadata` with size  in try_validate_public_key_for_partition()
1180     // * libavb gives us a properly-allocated `out_*`.  in try_validate_public_key_for_partition()
1256     // * libavb gives us a properly-allocated `hash` with size `SHA256_DIGEST_SIZE`.  in try_read_permanent_attributes_hash()
1333     // * libavb gives us a properly-allocated `output` with size `num_bytes`.  in try_get_random()